Messages in this thread Patch in this message | | | Date | Mon, 9 Sep 2013 11:27:56 +0800 | From | Xishi Qiu <> | Subject | [PATCH 2/2] mm/cleanup: use pfn_to_nid() instead of page_to_nid(pfn_to_page()) |
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Use "pfn_to_nid(pfn)" instead of "page_to_nid(pfn_to_page(pfn))".
Signed-off-by: Xishi Qiu <qiuxishi@huawei.com> --- mm/memory_hotplug.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 85f80b7..a95dd28 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -937,7 +937,7 @@ int __ref online_pages(unsigned long pfn, unsigned long nr_pages, int online_typ arg.nr_pages = nr_pages; node_states_check_changes_online(nr_pages, zone, &arg); - nid = page_to_nid(pfn_to_page(pfn)); + nid = pfn_to_nid(pfn); ret = memory_notify(MEM_GOING_ONLINE, &arg); ret = notifier_to_errno(ret); -- 1.7.1
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